I am a Real Estate investor in Colorado looking at doing something similar, I put together a syndication here to work on a development, starting next year to build tiny home neighborhoods in the local area.

If you're just starting, I'd suggest you attend some local meetups and network with some local, established, successful investors.  

I am with Vlad on this: Call the local HA directly.

When it comes to buying windows for your house flip, you might want to consider checking out local home improvement stores or even online retailers for a wide selection.

The heat pump system was installed by a small local contractor. 

How many Adults (of local, legal, age...18, 20, 21) ? 

I would prefer to buy something local to the Longmont CO area, but there are limited options, so I am open to out of state investing, but concerned about managing it.

Check local laws to see what you can do.

Thanks  Hi Jerome, you'll want someone local to you to consult on the down-payment assistance programs in your area, but I can tell you that most of them that I am familiar with require the property to be owner-occupied -- meaning not rented out.

As you due your due diligence you often find elements of the existing construction which can be preserved.